Originally Posted by gunrunnerjohn:
Alex, see my info on the maximum reverse voltage specification of LED's to understand why the protection diode is necessary.
John,
I know it well and never doubted it, which is why I concurred with what you and others had said.
I was simply attempting to explain why there may be some people who don't know that an LED is a diode, even if its intended function is to emit light and not to rectify alternating current.
Alex